Garmin 010-00860-00 Installation Manual - Page 9

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Garmin 010-00860-00 Installation Manual

1 GENERAL DESCRIPTION

1.1 Introduction

This manual is applicable for GDL 88 units with software version 2.00 or later. This manual describes the
physical, mechanical, and electrical characteristics, as well as instructions and other conditions and
limitations for installation and approval of the GDL units. Refer to Section 2, Limitations, for additional
information and other considerations.
Except where specifically notes, references made to GDL 88 will equally apply to
GDL 88 with GPS/SBAS, GDL 88D, and GDL 88D with GPS/SBAS units.
GDL 88 with GPS/SBAS
GDL 88D with GPS/SBAS

1.2 Equipment Description

The GDL 88 is a remote-mounted product that contains a 978 MHz Universal Transceiver (UAT) and a
1090 MHz receiver. The GDL 88 will transmit ownship ADS-B data via the UAT data link. It will receive
data from other UAT and 1090ES equipped aircraft, as well as Flight Information Service Broadcast
(FIS-B) weather. The received data may be output to an appropriate display.
The GDL 88 Series consist of four variations:
GDL 88
GDL 88, with an internal GPS/SBAS receiver
GDL 88D with dual antenna diversity
GDL 88D, with dual antenna diversity and an internal GPS/SBAS receiver
GDL 88 TSO Installation Manual
190-01122-00
NOTE

Table 1-1. GDL 88 Units

Model
GDL 88
GDL 88D
Part Number
010-00859-00
010-00860-00
010-00861-00
010-00862-00
Page 1-1
Rev. A